962
FNCA52 TJSJ 290730
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 AM AST WED APR 29 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-292000-
SOUTHEAST COASTAL PLAINS-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 40 40
TEMP (24H TREND) 89 (+4) 71 (-2) 88
RH % (24H TREND) 54 (-7) 95 (+7) 56
WIND 20FT/EARLY(MPH) E 13 E 9 E 12
WIND 20FT/LATE(MPH) SE 13 NE 6 SE 12
MIXING HGT(FT-AGL/MSL)4200 3920
TRANSPORT WND (MPH) E 10 SE 10
VENT RATE (KT-FT) 37800 35280
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-292000-
SOUTHERN HILLS-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 40 60
TEMP (24H TREND) 85 (+5) 68 (-3) 84
RH % (24H TREND) 67 (-10) 98 (+5) 66
WIND 20FT/EARLY(MPH) E 10 E 6 E 9
WIND 20FT/LATE(MPH) SE 10 NE 6 SE 9
MIXING HGT(FT-AGL/MSL)5110 3940
TRANSPORT WND (MPH) E 8 SE 8
VENT RATE (KT-FT) 35770 27580
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-292000-
NORTH COASTAL PLAINS-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 50 70
TEMP (24H TREND) 88 (+2) 71 (-2) 88
RH % (24H TREND) 64 (-7) 100 (+5) 62
WIND 20FT/EARLY(MPH) E 9 E 10 E 8
WIND 20FT/LATE(MPH) E 11 E 10 NE 8
MIXING HGT(FT-AGL/MSL)4260 2350
TRANSPORT WND (MPH) E 9 E 6
VENT RATE (KT-FT) 34080 11750
DISPERSION 5 5
DSI 6 4 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-292000-
NORTHERN HILLS-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 50 70
TEMP (24H TREND) 87 (+4) 69 (-2) 87
RH % (24H TREND) 67 (-7) 100 (+3) 66
WIND 20FT/EARLY(MPH) E 8 E 8 E 6
WIND 20FT/LATE(MPH) E 9 SE 9 NE 6
MIXING HGT(FT-AGL/MSL)5140 2530
TRANSPORT WND (MPH) E 7 E 3
VENT RATE (KT-FT) 30840 7590
DISPERSION 5 3
DSI 6 2 5
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-292000-
WEST COAST-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 70 30 70
TEMP (24H TREND) 89 (+2) 71 (-1) 89
RH % (24H TREND) 63 (-7) 99 (+5) 63
WIND 20FT/EARLY(MPH) E 10 NE 11 E 9
WIND 20FT/LATE(MPH) SE 10 E 11 E 11
MIXING HGT(FT-AGL/MSL)4740 2980
TRANSPORT WND (MPH) SE 6 E 7
VENT RATE (KT-FT) 23700 17880
DISPERSION 5 5
DSI 5 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-292000-
EASTERN INTERIOR-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 50 60
TEMP (24H TREND) 86 (+3) 69 (-3) 86
RH % (24H TREND) 66 (-8) 99 (+3) 65
WIND 20FT/EARLY(MPH) E 8 E 8 SE 8
WIND 20FT/LATE(MPH) SE 9 E 8 SE 8
MIXING HGT(FT-AGL/MSL)4990 4060
TRANSPORT WND (MPH) E 9 SE 7
VENT RATE (KT-FT) 39920 24360
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-292000-
LUQUILLO MOUNTAIN RANGE-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 50 60
TEMP (24H TREND) 83 (+5) 68 (-2) 82
RH % (24H TREND) 70 (-11) 99 (+1) 69
WIND 20FT/EARLY(MPH) E 8 E 6 SE 6
WIND 20FT/LATE(MPH) SE 8 E 5 SE 6
MIXING HGT(FT-AGL/MSL)4250 3940
TRANSPORT WND (MPH) SE 9 SE 6
VENT RATE (KT-FT) 34000 19700
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-292000-
CENTRAL MOUNTAIN RANGE-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 40 70
TEMP (24H TREND) 85 (+7) 66 (-3) 85
RH % (24H TREND) 69 (-12) 100 (+4) 70
WIND 20FT/EARLY(MPH) E 6 E 8 E 6
WIND 20FT/LATE(MPH) E 6 E 8 E 6
MIXING HGT(FT-AGL/MSL)5840 4330
TRANSPORT WND (MPH) E 6 SE 5
VENT RATE (KT-FT) 29200 17320
DISPERSION 5 5
DSI 5 1 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-292000-
CAYEY MOUNTAIN RANGE-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 50 60
TEMP (24H TREND) 81 (+3) 68 (-2) 81
RH % (24H TREND) 71 (-10) 100 (+1) 71
WIND 20FT/EARLY(MPH) E 9 E 6 E 8
WIND 20FT/LATE(MPH) SE 9 NE 5 SE 8
MIXING HGT(FT-AGL/MSL)4630 4320
TRANSPORT WND (MPH) E 9 E 8
VENT RATE (KT-FT) 37040 30240
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-292000-
VIEQUES-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 60 60
TEMP (24H TREND) 86 (0) 74 (-2) 86
RH % (24H TREND) 63 (-3) 91 (+1) 63
WIND 20FT/EARLY(MPH) E 8 E 10 SE 9
WIND 20FT/LATE(MPH) SE 9 E 9 SE 8
MIXING HGT(FT-AGL/MSL)3220 3140
TRANSPORT WND (MPH) SE 10 E 10
VENT RATE (KT-FT) 28980 28260
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-292000-
CULEBRA-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 60 60
TEMP (24H TREND) 88 (+2) 75 (-2) 88
RH % (24H TREND) 62 (-6) 90 (+1) 61
WIND 20FT/EARLY(MPH) E 8 E 9 SE 10
WIND 20FT/LATE(MPH) SE 9 E 9 SE 9
MIXING HGT(FT-AGL/MSL)3210 3050
TRANSPORT WND (MPH) SE 10 E 10
VENT RATE (KT-FT) 28890 27450
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-292000-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 30 40
TEMP (24H TREND) 90 (+3) 72 (-2) 89
RH % (24H TREND) 52 (-9) 97 (+8) 53
WIND 20FT/EARLY(MPH) E 13 E 11 E 12
WIND 20FT/LATE(MPH) SE 14 NE 10 SE 14
MIXING HGT(FT-AGL/MSL)4680 4070
TRANSPORT WND (MPH) E 9 SE 14
VENT RATE (KT-FT) 37440 48840
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-292000-
SAINT THOMAS AND SAINT JOHN-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 50 50
TEMP (24H TREND) 85 (+1) 74 (-3) 85
RH % (24H TREND) 64 (-5) 91 (+3) 63
WIND 20FT/EARLY(MPH) E 10 E 10 SE 10
WIND 20FT/LATE(MPH) SE 10 E 10 SE 10
MIXING HGT(FT-AGL/MSL)3210 3050
TRANSPORT WND (MPH) SE 10 SE 10
VENT RATE (KT-FT) 28890 27450
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-292000-
ST CROIX-
330 AM AST WED APR 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 40 40
TEMP (24H TREND) 86 (+1) 74 (-2) 86
RH % (24H TREND) 65 (-4) 92 (+2) 64
WIND 20FT/EARLY(MPH) E 11 E 9 E 10
WIND 20FT/LATE(MPH) SE 11 E 9 SE 11
MIXING HGT(FT-AGL/MSL)4280 4190
TRANSPORT WND (MPH) E 14 SE 13
VENT RATE (KT-FT) 51360 46090
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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